What is galaxy watch 4 40mm?

The Galaxy Watch 4 40mm is a smartwatch that was launched by Samsung in August 2021 as a part of the Galaxy Watch 4 series. It comes with a 1.2-inch Super AMOLED display, which has a resolution of 396 x 396 pixels. The watch is powered by Samsung's own Exynos W920 chipset, coupled with 1.5GB of RAM and 16GB of internal storage.

The watch runs on Samsung's new operating system called One UI Watch, which is based on Google's Wear OS. It comes with a range of health and fitness features, including blood pressure monitoring, ECG monitoring, and 95 different workout modes. It also has an always-on heart rate monitor, sleep tracking, and automatic workout detection.

The Galaxy Watch 4 40mm has a water resistance rating of 5 ATM, which means it can withstand water pressure up to a depth of 50 meters. It also comes with NFC and GPS connectivity, and supports Samsung Pay for contactless payments.

The watch has a battery life of up to 40 hours, and comes with a wireless charging dock that can fully charge the watch in just under 2 hours. It is available in various colors, including black, green, silver, and pink.